Function fixDriveLetterAndSlashes

src/common/pathUtils.ts:195–210

(
  aPath: string | undefined,
  uppercaseDriveLetter = false,
)

  uppercaseDriveLetter?: boolean,
): string | undefined;
export function fixDriveLetterAndSlashes(
  aPath: string | undefined,
  uppercaseDriveLetter = false,
): string | undefined {
  if (!aPath) return aPath;

  aPath = fixDriveLetter(aPath, uppercaseDriveLetter);
  if (isWindowsFileUri(aPath)) {
    const prefixLen = fileUriPrefix.length;
    aPath = aPath.substr(0, prefixLen + 1) + aPath.substr(prefixLen + 1).replace(/\//g, '\\');
  } else if (isWindowsPath(aPath)) {
    aPath = aPath.replace(/\//g, '\\');
  }

  return aPath;
}

/**
 * Replace any backslashes with forward slashes